The Adventure of the Lion’s Mane

"The Adventure of the Lion’s Mane" is a unique late-career case for Sherlock Holmes, told from his own perspective after retirement to the Sussex coast. When a local schoolmaster collapses amid mysterious circumstances, Holmes investigates strange injuries, missing timelines, and the secrets of seaside residents, uncovering a dangerous natural phenomenon. Richly atmospheric and sharply observed, the story highlights Holmes’s deductive brilliance in a rare solo narrative that combines coastal tension with classic detective intrigue.